Nonreturning PC grammar systems can be simulated by returning systems

Theoretical Computer Science

Volumn 165, Issue 2, 1996, Pages 463-474

  Dumitrescu, Sorina ^a  

^a UNIVERSITY OF BUCHAREST   (Romania)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; PARALLEL PROCESSING SYSTEMS;

NONCENTRALIZED RETURNING PARALLEL COMMUNICATING (PC) GRAMMAR SYSTEMS; NONRETURNING PARALLEL COMMUNICATING (PC) GRAMMAR SYSTEMS;

CONTEXT FREE GRAMMARS;

EID: 0030258184     PISSN: 03043975     EISSN: None     Source Type: Journal    
DOI: 10.1016/0304-3975(95)00258-8     Document Type: Article

References (12)

1. L. Cai, The computational complexity of PCGS with regular components, Proc. Developments in Language Theory Conf., Magdeburg (1995).
2. Csuhaj-Varju, J. Dassow, J. Kelemen and Gh. Pǎun, Grammar Systems. A Grammatical Approach to Distribution and Cooperation (Gordon and Breach, London, 1994).
3. S. Dumitrescu and Gh. Pǎun, On the power of parallel communicating grammar systems with right-linear components, submitted.
4. R. Freund, Gh. Pǎun, C.M. Procopiuc and O. Procopiuc, Parallel communicating grammar systems with context-sensitive components, in: Gh. Pǎun, ed., Artificial Life. Grammatical Models (The Black Sea Univ. Press, Bucharest, 1995) 166-174.
5. J. Hromkovic, Descriptional and computational complexity measures for distributive generation of languages, in: Proc. of Developments in Language Theory Conf., Magdeburg (1995).
6. J. Hromkovic, J. Kari, L. Kari and D. Pradubska, Two lower bounds on distributive generation of languages, in: Proc. MFCS 94, LNCS 841 (Springer, Berlin, 1994) 423-432.
7. V. Mihalache, On parallel communicating grammar systems with context-free components, in: Gh. Pǎun, ed., Mathematical Linguistics and Related Topics (The Publ. House of the Romanian Academy, Bucharest, 1995) 258-270.
8. D. Pardubska, Communication complexity hierarchies for distributive generation of languages, Fundamenta Informaticae, to appear.
9. Gh. Pǎun and L. Sântean, Parallel communicating grammar systems: the regular case, Ann. Univ. Buc., Ser. Matem.-Inform. 38 (1989) 55-63.
10. O. Procopiuc, C.M. Ionescu and F.L. Ţiplea, Parallel communicating grammar systems: the context-sensitive case, Internat. J. Comput. Math. 49 (1993) 145-156.
11. A. Salomaa, Formal Languages (Academic Press, New York, 1973).
12. G. Vaszil, The simulation of a non-returning parallel communicating grammar system with a returning system in case of linear component grammars, submitted.